Trivalent Yellow Passivator
1. Absolutely contains no hexavalent,
can be applied
to pure zinc and zinc alloy plating process.According
to operation conditions,
the protective film acquired
from pure zinc plating is iridescent ; while it is
yellow if the protective film acquired from zinc
2.Passivation coating has the advantage of excellent protective performance,
can meet the the most harsh requirement of corrosion resistant,
even can bear the hard attack of 120-150 heat treatment.
3.It can be applied to alkalinity cyanogen plating,
can be reached to the greatest corrosion resistance.
4. It can be applied to barrel plating,
and continuous plating device.